19624281

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1549}}^1$

素因数の和:1696

約数の個数: 16

約数和(自身を含む): 27081600

約数和(自身を除く): 7457319

約数列:

[1, 3, 41, 103, 123, 309, 1549, 4223, 4647, 12669, 63509, 159547, 190527, 478641, 6541427, 19624281]

約数ペア:

[(1, 19624281), (3, 6541427), (41, 478641), (103, 190527), (123, 159547), (309, 63509), (1549, 12669), (4223, 4647)]